AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2003HD21 ∴ Orbital info ∴ Epoch epochXXX

(114745) 2003HD21 ▹

ORBITAL INFORMATION

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(ASCII data file 114745.eq0)

Keplerian elements at epoch
57658.1 MJD
	Value	1-σ variation	Units
a	2.28901	9.268e-09	au
e	0.14432	3.702e-08
i	4.369	5.067e-06	deg
Ω	6.786	4.91e-05	deg
ω	282.702	5.236e-05	deg
M	253.396	1.84e-05	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9587	au
Aphelion	2.6194	au
Asc. node-Earth separation	1.17082	au
Desc. node-Earth separation	1.3157	au
Earth MOID	0.9477	au
Orbital period	1264.94	days
Date of orbit computation	apr 23 20:12

Correlation matrix
1.00000000	0.31992263	-0.00474440	-0.00782598	0.06123124	-0.17755324
0.31992263	1.00000000	-0.00314071	-0.00339441	0.07715760	-0.24130175
-0.00474440	-0.00314071	1.00000000	-0.00534437	0.00576512	-0.00145839
-0.00782598	-0.00339441	-0.00534437	1.00000000	-0.93476324	0.00367982
0.06123124	0.07715760	0.00576512	-0.93476324	1.00000000	-0.35332689
-0.17755324	-0.24130175	-0.00145839	0.00367982	-0.35332689	1.00000000

Covariance matrix
8.58880764E-17	1.09766171E-16	-2.22781928E-16	-3.56124884E-15	2.97145607E-14	-3.02846563E-14
1.09766171E-16	1.37061103E-15	-5.89138176E-16	-6.17047933E-15	1.49577288E-13	-1.64416426E-13
-2.22781928E-16	-5.89138176E-16	2.56722666E-11	-1.32961486E-12	1.52957361E-12	-1.35997980E-13
-3.56124884E-15	-6.17047933E-15	-1.32961486E-12	2.41098505E-09	-2.40341475E-09	3.32546036E-12
2.97145607E-14	1.49577288E-13	1.52957361E-12	-2.40341475E-09	2.74195094E-09	-3.40513352E-10
-3.02846563E-14	-1.64416426E-13	-1.35997980E-13	3.32546036E-12	-3.40513352E-10	3.38731223E-10